ATMOSPHERIC ELECTRICITY:  DEMONSTRATIONS OF FUNDAMENTALS OF STATIC ELECTRICITY USING A VAN DE GRAF GENERATOR:

The standard Van de Graf generator can be used to illustrate:

Voltages up to about 400KV.  Low current device is reasonably safe - EXCEPT FOR ANY FORM OF COMPUTER, VLSI ELECTRONICS, MEDICAL ELECTRONICS AND THE LIKE!!  KEEP ALL THESE ITEMS AT A SAFE DISTANCE.

Contact separation listing:

Contact between any two materials causes charge to separate as shown.  Example:  Aluminum and polyethelene -> Aluminum goes positive and polyethylene goes negative.

+ mica, wool, nylon, glass, silk, aluminum, cotton, wood, plexiglass, was, PVC, polystyrene, polyethylene, rubber, teflon, saranwrap  -


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2000.  John Hart, University of Colorado